Strong's #365: ananeoo (pronounced an-an-neh-o'-o)
 from 303 and a derivative of 3501; to renovate, i.e. reform:--renew.
Thayer's Greek Lexicon:
 ̓́ 
 
  ananēoō 
 
 1) to renew (in the mind)
 
  Part of Speech: verb
Relation: from G303 and a derivative of G3501
  Citing in TDNT: 4:899, 628
 
Usage:
This word is used 1 times:
Ephesians 4:23: "And  be renewed in the spirit of your mind;"